M B H 12345678 -------------- s 12435678 - 13245678 - 14325678 s 14235678 - - - 13254678 - 15324678 - 12534678 - - - 13542678 - 14352678 - 15432678 - - - 13425678 - 12345678 -------------- 1296 rows ending in 12345678 Touch is true